Double-decker bed



FIG. 1 is a front perspective view of the double-decker bed;

FIG. 2 is a top plan view of the double-decker bed;

FIG. 3 is a front and in reverse back elevational view of thedouble-decker bed;

FIG. 4 is a left and in reverse right side elevatonal view of thedouble-decker bed; and,

FIG. 5 is a bottom view of the double-decker bed.

The ornamental design for a double-decker bed, as shown and described.